fix(client): redirect /challenges/** correctly (#65947)

client/src/pages/challenges.test.tsx

@@ -1,5 +1,5 @@
 import { render } from '@testing-library/react';
-import { navigate, withPrefix } from 'gatsby';
+import { navigate } from 'gatsby';
 import React from 'react';
 import { describe, it, expect } from 'vitest';
 
@@ -7,7 +7,7 @@ import Challenges from './challenges/index';
 import ChallengesRedirect from './challenges/[...]';
 
 describe('Challenges', () => {
-  const learn = withPrefix('/learn');
+  const learn = '/learn';
 
   it('should handle redirect to /learn', () => {
     render(<Challenges />);

client/src/utils/to-learn-path.test.ts

@@ -1,10 +1,9 @@
-import { withPrefix } from 'gatsby';
 import { describe, it, expect } from 'vitest';
 
 import toLearnPath from './to-learn-path';
 
 describe('To learn path utility (toLearnPath)', () => {
-  const learn = withPrefix('/learn');
+  const learn = '/learn';
 
   it('should include /learn', () => {
     expect(toLearnPath({})).toMatch(`${learn}`);

client/src/utils/to-learn-path.ts

@@ -1,5 +1,3 @@
-import { withPrefix } from 'gatsby';
-
 interface ToLearnPathKwargs {
   block?: string;
   challenge?: string;
@@ -26,5 +24,5 @@ export default function toLearnPath({
     }
 
     return path;
-  }, withPrefix('/learn'));
+  }, '/learn');
 }